Planarized read/write head and method

Details Planarized read/write head and method Planarized read/write head and method

1987-06-19

1989-08-22

Wolff, John H.

Dynamic magnetic information storage or retrieval

Head

Core

29603, G11B 516

Patent

active

048601390

ABSTRACT:
A probe-type, electromagnetic read/write head for perpendicular reading and writing, and a method for making the same, wherein the resulting head is characterized by a flux-return portion, and a pole portion which is spaced from but magnetically coupled to the pole portion, with its side which faces the flux-return portion, throughout its entirety, being planar.

REFERENCES:
patent: 4422118 (1983-12-01), Helle et al.
patent: 4423450 (1983-12-01), Hamilton
patent: 4516180 (1985-05-01), Narishige et al.
IBM/TDB, vol. 9, No. 2, Jul. 1966, p. 124, "Readback Head for High Density Recording", by Morrison et al.

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